HAFEDH, F. R. .; MOHAMMED, H. H.; MAGEED, Z. N. . Synthesis and Characterization of Novel Pyrimido [1,2-a] benzimidazole and its Derivatives. Al-Mustansiriyah Journal of Science, [S. l.], v. 33, n. 1, p. 15–20, 2022. DOI: 10.23851/mjs.v33i1.1020. Disponível em: https://mjs.uomustansiriyah.edu.iq/index.php/MJS/article/view/1020. Acesso em: 5 dec. 2022.